Question

approximately % of the available energy is passed from organisms at one trophic level to organisms at the next trophic level.

Explanation:

Step1: Recall energy transfer in trophic levels

In ecological energy transfer, the 10% rule (also known as Lindeman's trophic efficiency rule) states that approximately 10% of the energy from one trophic level is passed to the next trophic level. The rest is lost as heat, used in metabolic processes, or not consumed.

Answer:

10